Radio Amateurs Prepare for Hurricane Isaias 

Updated Friday, October 9, 2026 @ 10 AM EDT

Update - Oct. 9, 1330 UTC

The Hurricane Watch Net is up and running on both 14.325 and 7.268 MHz due to propagation conditions. Hurricane Isaias has increased in strength to Category 3 with maximum sustained winds of 120 miles per hour, making it a major hurricane as it continues to head toward the Florida panhandle and Alabama coast. Landfall is expec...

Watching the Gulf 

The Hurricane Watch Net (HWN) is closely monitoring Invest 92L, which is expected to become Tropical Storm Isaias in the next 24 hours. According to HWN Manager Bobby Graves, KB5HAV, the potential area of concern for this storm is a wide swath of the Gulf coast, extending from Louisiana to Florida. Graves says there is no HWN activation at this time, but the net will go into operation if offici...

FCC and HHS Initiate New Proceedings on RF Exposure 

ARRL The National Association for Amateur Radio® is following two new federal proceedings concerning radio frequency (RF) exposure. On September 17, 2026, the FCC and the U.S. Department of Health and Human Services (HHS) initiated parallel comment periods on RF safety issues. Neither inquiry changes the current FCC RF exposure rules that apply to all radio amateurs but could lead to changes in...

The ARRL Solar Update 

Solar flare activity is expected to remain at very low levels, with a
chance for isolated C-class flares through September 19, according to
NOAA's Space Weather Prediction Center (SWPC). Solar wind speed was
steady near 530 km/s, and negative polarity CH HSS (coronal hole
high-speed stream) effects are anticipated to persist through September
18, with additional enhancements likely today due to flan...

Special HAARP Transmission for 9/11 

To commemorate the 25th anniversary of the September 11, 2001 attacks on the United States, the High-frequency Active Auroral Research Program (HAARP) at the University of Alaska Fairbanks will be making a special transmission on 9.11 MHz at 0030-0035 UTC on September 12, 2026 (8:30-8:35 PM eastern time Friday evening). The transmission will consist of a Morse code QST, followed by a slow-scan ...